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Summary of Contents for SystemAir DVV Ex
- Page 1 DVV Ex Installation and Operating Instructions for Anvisningar för montering och drift Инструкция по установке и эксплуатации English original version...
- Page 2 Please consider the fact that our products are subject to a natural wear and ageing process. All rights are with Systemair d.o.o., also for the event of applications for protective rights. Any powers of use, such as copying and forwarding rights, are with us.
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Page 3: Table Of Contents
Intallation ........... 8 Appendix 2: Wiring diagram Safety information ........8 Appendix 3: Name plate and type key Preconditions for installation......8 Installation ............ 9 EC-Declaration of Conformity Electrical connection ........9 Protect the motor ........10 DVV Ex 16.08.2021... -
Page 4: General Information
WARNING Hazard from hot surface! This warning identifies situations with a danger from overheating. Failure to comply with this warning potentially leads to property damage. DVV Ex 16.08.2021... -
Page 5: Notes On The Documentation
Intended use DVV Ex fans are intended for installation in ventilation systems. They can be installed either in duct systems or as a free sucking fan over a nozzle and a sucking side protection grid. -
Page 6: Improper Use
Warranty DVV Ex fans are suitable for extraction of clean air, air with a low dust and grease content, media up to max. density of 1,3 kg/m³ and permissible moisture of max. 95 %. The maximum permissible operating data on the name plate apply for an air density ρ = 1,2 kg/m³ (sea lev- el) and a maximum air moisture of 80 %. -
Page 7: Delivery, Transport, Storage
Avoid effects of extreme heat or cold. Description Roof radial fans type DVV Ex with electric motor in explosion protection »flameproof enclosure (Ex d)« are intended to exhaust potentially explosive atmospheres according to fan`s Ex-identification. The octagonal casing is manufactured from seawater resistant aluminium. The base plate with nozzle consists of hot- dip galvanized steel. -
Page 8: Technical Data
Ensure secure access to the fan for maintenance and service. Fit the contact surface between base plate and roof base with sealing tape. Systemair roof bases (for DVV Ex marked with „Ex“) are delivered with appropriate sealing tape. -
Page 9: Electrical Connection
It is recommended to install a conductive flexible connection between the fan and duct to avoid eventual tensions or distortions of the base plate. The flexible connection has to comply guidelines for the preven- tion of ignition hazards due to electrostatic charges (also as certified Systemair accessorie available). NOTE Mounting examples with accessories are on-line available (www.systemair.com). -
Page 10: Protect The Motor
The protective conductor and external earth conductor have been connected. The thermal protection is properly connected to the motor protective device: the motor protective device is functional; the thermal protection is functional. The cable glands are tight. DVV Ex 16.08.2021... -
Page 11: Commissioning
60 Hz operation, if synchronous speed at 60 Hz does not exceed the data from the table in section 5.1; in that case the fan will be accordingly designed and marked on the nameplate). DVV Ex 16.08.2021... -
Page 12: Operation/Use
DANGER Explosion protection! Intervention in the fan or in a connected system is allowed only if no pottentially explosive atmosphere present and if there is no danger to appear it! DVV Ex 16.08.2021... -
Page 13: Malfunctions And Troubleshooting
Basically the fan may be repaired at the manufacturer only! Failure to this would expire the ATEX approval (basically, always consult the manufacturer). Exceptions are non-relevant components. They can be per- formed on site by qualified personnel. DVV Ex 16.08.2021... -
Page 14: Spare Parts
In case of order of spare parts please specify the serial number of the fan. You can find it on the name plate or in the test protocol. Spare parts: electric motor (at DVV Ex there is a restriction to use only from the test lab allowed motors), impeller, service switch, casing, connection box. -
Page 15: Uninstalling/Dismounting
Separate the parts according to reusable material and material groups to be disposed (metal, plastics, electrical parts, etc.). Provide for the recycling of material. Consider the national regulation. 12.2 Disposal of the packaging Provide for the recycling of material. Consider the national regulation. DVV Ex 16.08.2021... - Page 16 Appendix 1 Gap nozzle - impeller („s“), overlap impeller – nozzle („h“), distance impeller - fixed parts („g“)
- Page 17 Appendix 2 PTC max 2,5 mm DVV Ex 16.08.2021...
- Page 18 Appendix 3 1. Name plate 2. Type key Example: DVV Ex 1000D6 XL Roof fan (DVV – without attenuator, DVVI – with attenuator) DVV Ex Size – approximately outer diameter of impeller in mm (560, 630, 800, 1000) 1000 Motor execution (3~ motor) Polarity –...
- Page 19 EU Declaration of Conformity Systemair d.o.o. The Manufacturer: Špelina 2 SI-2000 Maribor Tel.: +386 2 4601 840 certified herewith that the following products: Roof fans, type DVV/DVVI Ex* ensure all relevant regulations of following directives: Directive 2006/42/EC Directive 2014/30/EU Directive 2014/34/EU...
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